This product is the terminal filter equipment of purification workshop, the shell is spraying on the high quality steel board, high effective filter was set in it, stretching board is made of aluminum or stainless board, this can make sure the sent-out airflow even distributed, to reach the effect of higher cleaning. High effective filter is set as bottom or lower style, easy for changing filter, and both the soft or solid suspended ceiling are available. The connecting way of wind pipe is divided into side-connecting and top-connecting two methods, and there is a temperature-maintaining type is also optional. Wind volume adjusting valve can be equipped according to requirement.Suit for the situation under normal temperature normal air-pressure and high moisture, especially for infusion manufacturing of medicine industry and these kinds of high moisture environments air-cleaning.